CVE-2020-3207: Cisco IOS XE Software Command Injection Vulnerability
A vulnerability in the processing of boot options of specific Cisco IOS XE Software switches could allow an authenticated, local attacker with root shell access to the underlying operating system (OS) to conduct a command injection attack during device boot. This vulnerability is due to insufficient input validation checks while processing boot options. An attacker could exploit this vulnerability by modifying device boot options to execute attacker-provided code. A successful exploit may allow an attacker to bypass the Secure Boot process and execute malicious code on an affected device with root-level privileges.
Affected Software
Event History
Frequently Asked Questions
What is the severity of CVE-2020-3207?
CVE-2020-3207 has a severity rating of medium based on its potential for command injection by an authenticated local attacker.
How do I fix CVE-2020-3207?
To fix CVE-2020-3207, apply the relevant software updates or patches provided by Cisco for affected IOS XE versions.
Which Cisco versions are affected by CVE-2020-3207?
CVE-2020-3207 affects specific versions of Cisco IOS XE software such as 16.9.2 through 16.12.1.
Can CVE-2020-3207 be exploited remotely?
No, CVE-2020-3207 requires local access to the device for exploitation.
What type of attack does CVE-2020-3207 allow?
CVE-2020-3207 allows for command injection attacks during the device boot process if exploited.